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Place carried: Lake Havasu City, AZ
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ZIP 86403: Lake Havasu City, AZ Tap Water

ZIP 86403 is in the Lake Havasu City, AZ area, most likely served by LAKE HAVASU CITY OF. A ZIP is a postal boundary, not a service area, so confirm your supplier on your water bill.

Read the Lake Havasu City water reportFind my water by address
What the record shows · AZ0408022

Test results for LAKE HAVASU CITY OF

Results describe the water system, not a specific tap in ZIP 86403. Each bar marks the listed reference for that substance.

Full system record →
above a listed reference
1
detected, within reference or no limit
2
aesthetic measures
0
tested, not detected
28
Detected · 3 results, farthest from the reference first
  • LiLithium
    100µg/L
    10 µg/L EPA health reference level (screening, not a legal limit)
    Above screening · EPA UCMR 5 · 2025Evidence
  • PbLead (90th percentile)
    3.1µg/L
    15 µg/L federal action level
    Below the listed reference · EPA SDWIS (Lead & Copper Rule) · 2021Evidence
  • PFBSPerfluorobutanesulfonic acid (PFBS)
    3ng/L
    2,000 ng/L EPA health advisory (screening, not a legal limit)
    Below the listed reference · EPA UCMR 5 · 2025Evidence
Aesthetic · no federal health limit
CaCO₃Water hardness

Not measured: no utility report on file. Hardness affects fixtures and appliances, not health.

Tested, not detected
Other contaminants tested
28none detected

Below each lab’s reporting limit. A result, not zero, and it covers only what was tested.

Show all 28Hide list
  • 11Cl-PF3OUdS
  • 4:2 FTS
  • 6:2 FTS
  • 8:2 FTS
  • 9Cl-PF3ONS
  • ADONA
  • HFPO-DA (GenX)
  • NEtFOSAA
  • NFDHA
  • NMeFOSAA
  • PFBA
  • PFDA
  • PFDoA
  • PFEESA
  • PFHpA
  • PFHpS
  • PFHxA
  • PFHxS
  • PFMBA
  • PFMPA
  • PFNA
  • PFOA
  • PFOS
  • PFPeA
  • PFPeS
  • PFTA
  • PFTrDA
  • PFUnA
Next step

Go from this record to a decision.

One result is above its listed reference. Lead mostly enters from building plumbing, which this system-level record can’t see.

Test your own tap

Screening tells you if something is worth a closer look; a lab result is the number you can act on.

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  • Screening: quick check, not lab-grade

    Safe Home DIY Lead in Drinking Water Combo Test Kit

    Safe Home (EnviroTestKits)

    Lead, read as one of three ranges: 0–4, 5–15 or 15+ ppb

    • Turnaround: 5 minutes

    What it can't tell you: It shows a lead range, not an exact level, and tests nothing else unless you pay extra for the optional lab test.

    Check price on Amazon

  • Lab-certified results

    ETR Labs Basic Water Quality Test Kit

    ETR Laboratories

    50+ substances, including lead, copper, arsenic, nitrate, hardness and coliform bacteria

    What it can't tell you: It does not test PFAS, and not every result on the panel falls under the lab's accredited scope.

    Check price on Amazon

When your results arrive, read them here →

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Which water system serves ZIP 86403?

The public system on record for ZIP 86403 (Lake Havasu City, AZ) is LAKE HAVASU CITY OF. A ZIP is a postal boundary, not a service area. Confirm your supplier on your water bill.

Is the water in ZIP 86403 the same as Lake Havasu City's?

ZIP 86403 falls within the Lake Havasu City, AZ area, but a ZIP code can span more than one utility. Read the serving system's own record for the results that apply to your address.

How do I find the exact water system for ZIP 86403?

Check the utility name on your water bill, or resolve it from your street address with Find My Water. The ZIP-level view lists candidate systems, not a confirmed household match.